Write any two uses of polaroids.

Ammonia is an industrially useful compound of nitrogen: Write any two uses of ammonia.

Ammonia and Nitric acid are two industrially important compounds. Write any two uses of ammonia.

Write two uses of ClO2

Potassium permanganate and potassium dichromate are two transition metal compounds. Write any two uses of potassium permanganate.

Write any two uses of H_2O_2

LEDS that can emit red, yellow, orange, etc. commercially available.Write any two uses of LED.

Write any two uses of carbon monoxide,

Write any two uses of sulphuric acid.

Write any two uses of hydrogen.

Write any two uses of dihydrogen.